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743 lines
26 KiB
743 lines
26 KiB
/*
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* Minio Cloud Storage, (C) 2016 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package main
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import (
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"bytes"
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"errors"
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"io"
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"io/ioutil"
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"os"
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slashpath "path"
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"runtime"
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"syscall"
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"testing"
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)
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// creates a temp dir and sets up posix layer.
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// returns posix layer, temp dir path to be used for the purpose of tests.
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func newPosixTestSetup() (StorageAPI, string, error) {
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diskPath, err := ioutil.TempDir(os.TempDir(), "minio-")
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if err != nil {
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return nil, "", err
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}
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posixStorage, err := newPosix(diskPath)
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if err != nil {
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return nil, "", err
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}
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return posixStorage, diskPath, nil
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}
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// Tests posix.getDiskInfo()
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func TestGetDiskInfo(t *testing.T) {
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path, err := ioutil.TempDir(os.TempDir(), "minio-")
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if err != nil {
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t.Fatalf("Unable to create a temporary directory, %s", err)
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}
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defer removeAll(path)
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testCases := []struct {
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diskPath string
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expectedErr error
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}{
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{path, nil},
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{"/nonexistent-dir", errDiskNotFound},
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}
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// Check test cases.
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for _, testCase := range testCases {
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if _, err := getDiskInfo(testCase.diskPath); err != testCase.expectedErr {
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t.Fatalf("expected: %s, got: %s", testCase.expectedErr, err)
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}
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}
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}
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// Tests the functionality implemented by ReadAll storage API.
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func TestReadAll(t *testing.T) {
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// create posix test setup
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posix, path, err := newPosixTestSetup()
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if err != nil {
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t.Fatalf("Unable to create posix test setup, %s", err)
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}
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defer removeAll(path)
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// Create files for the test cases.
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if err = posix.MakeVol("exists"); err != nil {
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t.Fatalf("Unable to create a volume \"exists\", %s", err)
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}
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if err = posix.AppendFile("exists", "as-directory/as-file", []byte("Hello, World")); err != nil {
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t.Fatalf("Unable to create a file \"as-directory/as-file\", %s", err)
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}
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if err = posix.AppendFile("exists", "as-file", []byte("Hello, World")); err != nil {
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t.Fatalf("Unable to create a file \"as-file\", %s", err)
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}
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if err = posix.AppendFile("exists", "as-file-parent", []byte("Hello, World")); err != nil {
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t.Fatalf("Unable to create a file \"as-file-parent\", %s", err)
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}
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// Testcases to validate different conditions for ReadAll API.
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testCases := []struct {
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volume string
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path string
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err error
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}{
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// Validate volume does not exist.
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{
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"i-dont-exist",
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"",
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errVolumeNotFound,
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},
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// Validate bad condition file does not exist.
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{
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"exists",
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"as-file-not-found",
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errFileNotFound,
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},
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// Validate bad condition file exists as prefix/directory and
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// we are attempting to read it.
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{
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"exists",
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"as-directory",
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errFileNotFound,
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},
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{
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"exists",
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"as-file-parent/as-file",
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errFileNotFound,
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},
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// Validate the good condition file exists and we are able to read it.
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{
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"exists",
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"as-file",
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nil,
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},
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// Add more cases here.
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}
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// Run through all the test cases and validate for ReadAll.
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for i, testCase := range testCases {
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_, err = posix.ReadAll(testCase.volume, testCase.path)
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if err != testCase.err {
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t.Errorf("Test %d expected err %s, got err %s", i+1, testCase.err, err)
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}
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}
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}
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// TestNewPosix all the cases handled in posix storage layer initialization.
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func TestNewPosix(t *testing.T) {
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// Temporary dir name.
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tmpDirName := os.TempDir() + "/" + "minio-" + nextSuffix()
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// Temporary file name.
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tmpFileName := os.TempDir() + "/" + "minio-" + nextSuffix()
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f, _ := os.Create(tmpFileName)
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f.Close()
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defer os.Remove(tmpFileName)
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// List of all tests for posix initialization.
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testCases := []struct {
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diskPath string
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err error
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}{
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// Validates input argument cannot be empty.
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{
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"",
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errInvalidArgument,
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},
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// Validates if the directory does not exist and
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// gets automatically created.
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{
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tmpDirName,
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nil,
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},
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// Validates if the disk exists as file and returns error
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// not a directory.
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{
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tmpFileName,
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syscall.ENOTDIR,
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},
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}
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// Validate all test cases.
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for i, testCase := range testCases {
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_, err := newPosix(testCase.diskPath)
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if err != testCase.err {
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t.Fatalf("Test %d failed wanted: %s, got: %s", i+1, err, testCase.err)
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}
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}
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}
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// Test posix.MakeVol()
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func TestMakeVol(t *testing.T) {
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// create posix test setup
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posix, path, err := newPosixTestSetup()
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if err != nil {
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t.Fatalf("Unable to create posix test setup, %s", err)
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}
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defer removeAll(path)
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// Setup test environment.
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// Create a file.
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if err := ioutil.WriteFile(slashpath.Join(path, "vol-as-file"), []byte{}, os.ModePerm); err != nil {
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t.Fatalf("Unable to create file, %s", err)
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}
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// Create a directory.
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if err := os.Mkdir(slashpath.Join(path, "existing-vol"), 0777); err != nil {
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t.Fatalf("Unable to create directory, %s", err)
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}
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testCases := []struct {
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volName string
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expectedErr error
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}{
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{"success-vol", nil},
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{"vol-as-file", errVolumeExists},
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{"existing-vol", errVolumeExists},
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}
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for _, testCase := range testCases {
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if err := posix.MakeVol(testCase.volName); err != testCase.expectedErr {
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t.Fatalf("Case: %s, expected: %s, got: %s", testCase, testCase.expectedErr, err)
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}
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}
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// Test for permission denied.
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if runtime.GOOS != "windows" {
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// Initialize posix storage layer for permission denied error.
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posix, err := newPosix("/usr")
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if err != nil {
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t.Fatalf("Unable to initialize posix, %s", err)
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}
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if err := posix.MakeVol("test-vol"); err != errDiskAccessDenied {
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t.Fatalf("expected: %s, got: %s", errDiskAccessDenied, err)
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}
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}
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}
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// Test posix.DeleteVol()
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func TestDeleteVol(t *testing.T) {
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// create posix test setup
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posix, path, err := newPosixTestSetup()
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if err != nil {
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t.Fatalf("Unable to create posix test setup, %s", err)
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}
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defer removeAll(path)
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// Setup test environment.
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if err := posix.MakeVol("success-vol"); err != nil {
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t.Fatalf("Unable to create volume, %s", err)
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}
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// Test failure cases.
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vol := slashpath.Join(path, "nonempty-vol")
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if err := os.Mkdir(vol, 0777); err != nil {
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t.Fatalf("Unable to create directory, %s", err)
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}
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if err := ioutil.WriteFile(slashpath.Join(vol, "test-file"), []byte{}, os.ModePerm); err != nil {
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t.Fatalf("Unable to create file, %s", err)
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}
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testCases := []struct {
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volName string
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expectedErr error
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}{
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{"success-vol", nil},
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{"nonexistent-vol", errVolumeNotFound},
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{"nonempty-vol", errVolumeNotEmpty},
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}
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for _, testCase := range testCases {
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if err := posix.DeleteVol(testCase.volName); err != testCase.expectedErr {
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t.Fatalf("Case: %s, expected: %s, got: %s", testCase, testCase.expectedErr, err)
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}
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}
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// Test for permission denied.
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if runtime.GOOS != "windows" {
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// Initialize posix storage layer for permission denied error.
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posix, err := newPosix("/usr")
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if err != nil {
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t.Fatalf("Unable to initialize posix, %s", err)
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}
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if err := posix.DeleteVol("bin"); !os.IsPermission(err) {
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t.Fatalf("expected: Permission error, got: %s", err)
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}
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}
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}
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// Test posix.StatVol()
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func TestStatVol(t *testing.T) {
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// create posix test setup
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posix, path, err := newPosixTestSetup()
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if err != nil {
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t.Fatalf("Unable to create posix test setup, %s", err)
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}
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defer removeAll(path)
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// Setup test environment.
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if err := posix.MakeVol("success-vol"); err != nil {
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t.Fatalf("Unable to create volume, %s", err)
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}
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testCases := []struct {
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volName string
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expectedErr error
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}{
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{"success-vol", nil},
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{"nonexistent-vol", errVolumeNotFound},
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}
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for _, testCase := range testCases {
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if _, err := posix.StatVol(testCase.volName); err != testCase.expectedErr {
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t.Fatalf("Case: %s, expected: %s, got: %s", testCase, testCase.expectedErr, err)
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}
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}
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}
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// Test posix.ListVols()
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func TestListVols(t *testing.T) {
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// create posix test setup
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posix, path, err := newPosixTestSetup()
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if err != nil {
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t.Fatalf("Unable to create posix test setup, %s", err)
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}
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defer removeAll(path)
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// Test empty list vols.
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if volInfo, err := posix.ListVols(); err != nil {
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t.Fatalf("expected: <nil>, got: %s", err)
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} else if len(volInfo) != 0 {
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t.Fatalf("expected: [], got: %s", volInfo)
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}
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// Test non-empty list vols.
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if err := posix.MakeVol("success-vol"); err != nil {
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t.Fatalf("Unable to create volume, %s", err)
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}
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if volInfo, err := posix.ListVols(); err != nil {
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t.Fatalf("expected: <nil>, got: %s", err)
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} else if len(volInfo) != 1 {
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t.Fatalf("expected: 1, got: %d", len(volInfo))
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} else if volInfo[0].Name != "success-vol" {
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t.Fatalf("expected: success-vol, got: %s", volInfo[0].Name)
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}
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}
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// Test posix.DeleteFile()
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func TestDeleteFile(t *testing.T) {
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// create posix test setup
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posix, path, err := newPosixTestSetup()
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if err != nil {
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t.Fatalf("Unable to create posix test setup, %s", err)
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}
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defer removeAll(path)
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// Setup test environment.
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if err := posix.MakeVol("success-vol"); err != nil {
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t.Fatalf("Unable to create volume, %s", err)
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}
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if err := posix.AppendFile("success-vol", "success-file", []byte("Hello, world")); err != nil {
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t.Fatalf("Unable to create file, %s", err)
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}
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testCases := []struct {
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fileName string
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expectedErr error
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}{
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{"success-file", nil},
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{"nonexistent-file", errFileNotFound},
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}
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for _, testCase := range testCases {
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if err := posix.DeleteFile("success-vol", testCase.fileName); err != testCase.expectedErr {
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t.Fatalf("Case: %s, expected: %s, got: %s", testCase, testCase.expectedErr, err)
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}
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}
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// Test for permission denied.
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if runtime.GOOS != "windows" {
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// Initialize posix storage layer for permission denied error.
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posix, err := newPosix("/usr")
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if err != nil {
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t.Fatalf("Unable to initialize posix, %s", err)
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}
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if err := posix.DeleteFile("bin", "yes"); !os.IsPermission(err) {
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t.Fatalf("expected: Permission error, got: %s", err)
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}
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}
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}
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// Test posix.ReadFile()
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func TestReadFile(t *testing.T) {
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// create posix test setup
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posix, path, err := newPosixTestSetup()
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if err != nil {
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t.Fatalf("Unable to create posix test setup, %s", err)
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}
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defer removeAll(path)
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volume := "success-vol"
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// Setup test environment.
|
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if err = posix.MakeVol(volume); err != nil {
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t.Fatalf("Unable to create volume, %s", err)
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}
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|
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// Create directory to make errIsNotRegular
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if err = os.Mkdir(slashpath.Join(path, "success-vol", "object-as-dir"), 0777); err != nil {
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t.Fatalf("Unable to create directory, %s", err)
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}
|
|
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testCases := []struct {
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volume string
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fileName string
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offset int64
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bufSize int
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expectedBuf []byte
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expectedErr error
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}{
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// Successful read at offset 0 and proper buffer size. - 1
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{
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volume, "myobject", 0, 5,
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[]byte("hello"), nil,
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},
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|
// Success read at hierarchy. - 2
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{
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volume, "path/to/my/object", 0, 5,
|
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[]byte("hello"), nil,
|
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},
|
|
// One path segment length is 255 chars long. - 3
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{
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volume, "path/to/my/object000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001",
|
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0, 5, []byte("hello"), nil},
|
|
// Whole path is 1024 characters long, success case. - 4
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{
|
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volume, "level0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001/level0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002/level0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003/object000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001",
|
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0, 5, []byte("hello"),
|
|
func() error {
|
|
// On darwin HFS does not support > 1024 characters.
|
|
if runtime.GOOS == "darwin" {
|
|
return errFileNameTooLong
|
|
}
|
|
// On all other platforms return success.
|
|
return nil
|
|
}(),
|
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},
|
|
// Object is a directory. - 5
|
|
{
|
|
volume, "object-as-dir",
|
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0, 5, nil, errIsNotRegular},
|
|
// One path segment length is > 255 chars long. - 6
|
|
{
|
|
volume, "path/to/my/object0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001",
|
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0, 5, nil, errFileNameTooLong},
|
|
// Path length is > 1024 chars long. - 7
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|
{
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volume, "level0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001/level0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002/level0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003/object000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001",
|
|
0, 5, nil, errFileNameTooLong},
|
|
// Buffer size greater than object size. - 8
|
|
{
|
|
volume, "myobject", 0, 16,
|
|
[]byte("hello, world"),
|
|
io.ErrUnexpectedEOF,
|
|
},
|
|
// Reading from an offset success. - 9
|
|
{
|
|
volume, "myobject", 7, 5,
|
|
[]byte("world"), nil,
|
|
},
|
|
// Reading from an object but buffer size greater. - 10
|
|
{
|
|
volume, "myobject",
|
|
7, 8,
|
|
[]byte("world"),
|
|
io.ErrUnexpectedEOF,
|
|
},
|
|
// Seeking into a wrong offset, return PathError. - 11
|
|
{
|
|
volume, "myobject",
|
|
-1, 5,
|
|
nil,
|
|
func() error {
|
|
if runtime.GOOS == "windows" {
|
|
return &os.PathError{
|
|
Op: "seek",
|
|
Path: preparePath(slashpath.Join(path, "success-vol", "myobject")),
|
|
Err: errors.New("An attempt was made to move the file pointer before the beginning of the file."),
|
|
}
|
|
}
|
|
return &os.PathError{
|
|
Op: "seek",
|
|
Path: preparePath(slashpath.Join(path, "success-vol", "myobject")),
|
|
Err: os.ErrInvalid,
|
|
}
|
|
}(),
|
|
},
|
|
// Seeking ahead returns io.EOF. - 12
|
|
{
|
|
volume, "myobject", 14, 1, nil, io.EOF,
|
|
},
|
|
// Empty volume name. - 13
|
|
{
|
|
"", "myobject", 14, 1, nil, errInvalidArgument,
|
|
},
|
|
// Empty filename name. - 14
|
|
{
|
|
volume, "", 14, 1, nil, errIsNotRegular,
|
|
},
|
|
// Non existent volume name - 15.
|
|
{
|
|
"abcd", "", 14, 1, nil, errVolumeNotFound,
|
|
},
|
|
// Non existent filename - 16.
|
|
{
|
|
volume, "abcd", 14, 1, nil, errFileNotFound,
|
|
},
|
|
}
|
|
|
|
// Create all files needed during testing.
|
|
appendFiles := testCases[:4]
|
|
|
|
// Create test files for further reading.
|
|
for i, appendFile := range appendFiles {
|
|
err = posix.AppendFile(volume, appendFile.fileName, []byte("hello, world"))
|
|
if err != appendFile.expectedErr {
|
|
t.Fatalf("Creating file failed: %d %#v, expected: %s, got: %s", i+1, appendFile, appendFile.expectedErr, err)
|
|
}
|
|
}
|
|
|
|
// Following block validates all ReadFile test cases.
|
|
for i, testCase := range testCases {
|
|
// Common read buffer.
|
|
var buf = make([]byte, testCase.bufSize)
|
|
n, err := posix.ReadFile(testCase.volume, testCase.fileName, testCase.offset, buf)
|
|
if err != nil && testCase.expectedErr != nil {
|
|
// Validate if the type string of the errors are an exact match.
|
|
if err.Error() != testCase.expectedErr.Error() {
|
|
t.Errorf("Case: %d %#v, expected: %s, got: %s", i+1, testCase, testCase.expectedErr, err)
|
|
}
|
|
// Err unexpected EOF special case, where we verify we have provided a larger
|
|
// buffer than the data itself, but the results are in-fact valid. So we validate
|
|
// this error condition specifically treating it as a good condition with valid
|
|
// results. In this scenario return 'n' is always lesser than the input buffer.
|
|
if err == io.ErrUnexpectedEOF {
|
|
if !bytes.Equal(testCase.expectedBuf, buf[:n]) {
|
|
t.Errorf("Case: %d %#v, expected: \"%s\", got: \"%s\"", i+1, testCase, string(testCase.expectedBuf), string(buf[:testCase.bufSize]))
|
|
}
|
|
if n > int64(len(buf)) {
|
|
t.Errorf("Case: %d %#v, expected: %d, got: %d", i+1, testCase, testCase.bufSize, n)
|
|
}
|
|
}
|
|
}
|
|
// ReadFile has returned success, but our expected error is non 'nil'.
|
|
if err == nil && err != testCase.expectedErr {
|
|
t.Errorf("Case: %d %#v, expected: %s, got :%s", i+1, testCase, testCase.expectedErr, err)
|
|
}
|
|
// Expected error retured, proceed further to validate the returned results.
|
|
if err == nil && err == testCase.expectedErr {
|
|
if !bytes.Equal(testCase.expectedBuf, buf) {
|
|
t.Errorf("Case: %d %#v, expected: \"%s\", got: \"%s\"", i+1, testCase, string(testCase.expectedBuf), string(buf[:testCase.bufSize]))
|
|
}
|
|
if n != int64(testCase.bufSize) {
|
|
t.Errorf("Case: %d %#v, expected: %d, got: %d", i+1, testCase, testCase.bufSize, n)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Test for permission denied.
|
|
if runtime.GOOS == "linux" {
|
|
// Initialize posix storage layer for permission denied error.
|
|
posix, err := newPosix("/")
|
|
if err != nil {
|
|
t.Errorf("Unable to initialize posix, %s", err)
|
|
}
|
|
if err == nil {
|
|
// Common read buffer.
|
|
var buf = make([]byte, 10)
|
|
if _, err = posix.ReadFile("proc", "1/fd", 0, buf); err != errFileAccessDenied {
|
|
t.Errorf("expected: %s, got: %s", errFileAccessDenied, err)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Test posix.AppendFile()
|
|
func TestAppendFile(t *testing.T) {
|
|
// create posix test setup
|
|
posix, path, err := newPosixTestSetup()
|
|
if err != nil {
|
|
t.Fatalf("Unable to create posix test setup, %s", err)
|
|
}
|
|
defer removeAll(path)
|
|
|
|
// Setup test environment.
|
|
if err = posix.MakeVol("success-vol"); err != nil {
|
|
t.Fatalf("Unable to create volume, %s", err)
|
|
}
|
|
|
|
// Create directory to make errIsNotRegular
|
|
if err = os.Mkdir(slashpath.Join(path, "success-vol", "object-as-dir"), 0777); err != nil {
|
|
t.Fatalf("Unable to create directory, %s", err)
|
|
}
|
|
|
|
testCases := []struct {
|
|
fileName string
|
|
expectedErr error
|
|
}{
|
|
{"myobject", nil},
|
|
{"path/to/my/object", nil},
|
|
// Test to append to previously created file.
|
|
{"myobject", nil},
|
|
// Test to use same path of previously created file.
|
|
{"path/to/my/testobject", nil},
|
|
// One path segment length is 255 chars long.
|
|
{"path/to/my/object000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001", nil},
|
|
{"object-as-dir", errIsNotRegular},
|
|
// path segment uses previously uploaded object.
|
|
{"myobject/testobject", errFileAccessDenied},
|
|
// One path segment length is > 255 chars long.
|
|
{"path/to/my/object0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001", errFileNameTooLong},
|
|
// path length is > 1024 chars long.
|
|
{"level0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001/level0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002/level0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003/object000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001", errFileNameTooLong},
|
|
}
|
|
|
|
// Add path length > 1024 test specially as OS X system does not support 1024 long path.
|
|
err = errFileNameTooLong
|
|
if runtime.GOOS != "darwin" {
|
|
err = nil
|
|
}
|
|
// path length is 1024 chars long.
|
|
testCases = append(testCases, struct {
|
|
fileName string
|
|
expectedErr error
|
|
}{"level0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001/level0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002/level0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003/object000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001", err})
|
|
|
|
for _, testCase := range testCases {
|
|
if err := posix.AppendFile("success-vol", testCase.fileName, []byte("hello, world")); err != testCase.expectedErr {
|
|
t.Fatalf("Case: %s, expected: %s, got: %s", testCase, testCase.expectedErr, err)
|
|
}
|
|
}
|
|
|
|
// Test for permission denied.
|
|
if runtime.GOOS != "windows" {
|
|
// Initialize posix storage layer for permission denied error.
|
|
posix, err := newPosix("/usr")
|
|
if err != nil {
|
|
t.Fatalf("Unable to initialize posix, %s", err)
|
|
}
|
|
|
|
if err := posix.AppendFile("bin", "yes", []byte("hello, world")); !os.IsPermission(err) {
|
|
t.Fatalf("expected: Permission error, got: %s", err)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Test posix.RenameFile()
|
|
func TestRenameFile(t *testing.T) {
|
|
// create posix test setup
|
|
posix, path, err := newPosixTestSetup()
|
|
if err != nil {
|
|
t.Fatalf("Unable to create posix test setup, %s", err)
|
|
}
|
|
defer removeAll(path)
|
|
|
|
// Setup test environment.
|
|
if err := posix.MakeVol("src-vol"); err != nil {
|
|
t.Fatalf("Unable to create volume, %s", err)
|
|
}
|
|
|
|
if err := posix.MakeVol("dest-vol"); err != nil {
|
|
t.Fatalf("Unable to create volume, %s", err)
|
|
}
|
|
|
|
if err := posix.AppendFile("src-vol", "file1", []byte("Hello, world")); err != nil {
|
|
t.Fatalf("Unable to create file, %s", err)
|
|
}
|
|
|
|
if err := posix.AppendFile("src-vol", "file2", []byte("Hello, world")); err != nil {
|
|
t.Fatalf("Unable to create file, %s", err)
|
|
}
|
|
|
|
if err := posix.AppendFile("src-vol", "path/to/file1", []byte("Hello, world")); err != nil {
|
|
t.Fatalf("Unable to create file, %s", err)
|
|
}
|
|
|
|
testCases := []struct {
|
|
srcPath string
|
|
destPath string
|
|
expectedErr error
|
|
}{
|
|
{"file1", "file-one", nil},
|
|
{"path/", "new-path/", nil},
|
|
// Test to overwrite destination file.
|
|
{"file2", "file-one", nil},
|
|
// Test to check failure of source and destination are not same type.
|
|
{"path/", "file-one", errFileAccessDenied},
|
|
// Test to check failure of destination directory exists.
|
|
{"path/", "new-path/", errFileAccessDenied},
|
|
}
|
|
|
|
for _, testCase := range testCases {
|
|
if err := posix.RenameFile("src-vol", testCase.srcPath, "dest-vol", testCase.destPath); err != testCase.expectedErr {
|
|
t.Fatalf("Case: %s, expected: %s, got: %s", testCase, testCase.expectedErr, err)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Test posix.StatFile()
|
|
func TestStatFile(t *testing.T) {
|
|
// create posix test setup
|
|
posix, path, err := newPosixTestSetup()
|
|
if err != nil {
|
|
t.Fatalf("Unable to create posix test setup, %s", err)
|
|
}
|
|
defer removeAll(path)
|
|
|
|
// Setup test environment.
|
|
if err := posix.MakeVol("success-vol"); err != nil {
|
|
t.Fatalf("Unable to create volume, %s", err)
|
|
}
|
|
|
|
if err := posix.AppendFile("success-vol", "success-file", []byte("Hello, world")); err != nil {
|
|
t.Fatalf("Unable to create file, %s", err)
|
|
}
|
|
|
|
if err := posix.AppendFile("success-vol", "path/to/success-file", []byte("Hello, world")); err != nil {
|
|
t.Fatalf("Unable to create file, %s", err)
|
|
}
|
|
|
|
testCases := []struct {
|
|
path string
|
|
expectedErr error
|
|
}{
|
|
{"success-file", nil},
|
|
{"path/to/success-file", nil},
|
|
// Test nonexistent file.
|
|
{"nonexistent-file", errFileNotFound},
|
|
// Test nonexistent path.
|
|
{"path/2/success-file", errFileNotFound},
|
|
// Test a directory.
|
|
{"path", errFileNotFound},
|
|
}
|
|
|
|
for _, testCase := range testCases {
|
|
if _, err := posix.StatFile("success-vol", testCase.path); err != testCase.expectedErr {
|
|
t.Fatalf("Case: %s, expected: %s, got: %s", testCase, testCase.expectedErr, err)
|
|
}
|
|
}
|
|
}
|
|
|